(a) What road safety media campaigns took place in the (i) 2012-13, (ii) 2013-14 and (iii) 2014-15 financial years and (b) in each case, (i) what was the cost of the campaign, (ii) from which (aa) department or (bb) entity budget was the campaign financed, (iii) what (aa) processes and (bb) mechanisms exist to monitor the campaign and its effectiveness on road safety, (iv) what was the objective of the campaign and (v) was the campaign successful in achieving its objective?